Simkins-Hallin Lumber Company is a complete building supply business located in Bozeman, Mont. The company features an extensive cabinet design and installation staff, custom window design and sales, and a professional take-off and estimating team. Its truss group is capable of designing and building many types of trusses. Simkins-Hallin Lumber Company s extension selection of lumber is available for numerous commercial and residential projects. The company also operates one of the largest delivery fleets of in the Northwest to ensure timely delivery of materials. It was established in 1946.